8results about How to "Imperceptible" patented technology

The present invention provides a laptop computer, comprising a screen assembly and a host assembly, wherein the screen assembly is rotatably connected to the host assembly via a screen shaft; further comprising a bottom support, wherein the bottom support is arranged at the bottom of the host assembly; the bottom support is provided with a connecting mechanism at one end close to the screen shaft, wherein one end of the connecting mechanism is connected to the bottom support, and the other end of the connecting mechanism is connected to the screen assembly; under the action of an external force, when the screen assembly switches from a closed state to an open state, the screen assembly drives the connecting mechanism to move, so that the bottom support moves from close to the bottom of the host assembly to a direction away from the bottom of the host assembly. The laptop computer overcomes the defects in the prior art that a laptop base needs to be carried to increase ventilation of the laptop computer, and the laptop base needs to be adjusted and set separately.

This utility model discloses a bedside table with a concealed compartment component, relating to the field of furniture technology. It includes a bedside table body with several drawer boxes inside. Each drawer box has a sliding rail on both sides, and sliders fixed to the left and right sides of the drawer box, sliding within the sliding rails. A concealed compartment is located at the rear of the drawer box, containing several upper and lower storage compartments. This utility model's sliding pull-out mechanism and multi-compartment layout achieve secure storage of personal items and privacy protection. The concealed compartments fit perfectly with the bedside table, ensuring concealment and effectively utilizing cabinet space, increasing storage capacity without increasing size. The sliding rail and slider structure facilitates access to each storage compartment while enhancing the overall uniformity and aesthetics. It breaks through the traditional bedside table design, meeting daily storage needs while providing private storage space, balancing functionality and aesthetics.

The utility model provides a portable seal storage assembly which comprises a main body, and a storage mechanism used for storing a seal is installed on the outer wall of the main body. The utility model relates to the technical field of accounting supplies, compared with the prior art, the seal can be easily placed in a pocket through a storage mechanism, a user can carry the seal anytime and anywhere, the problem that the size is too large or the weight is too heavy does not need to be worried about, and the seal is not easy to perceive in daily carrying due to the hidden design; meanwhile, the seal is very convenient to take and use, only the storage assembly needs to be taken out from the pocket, in addition, the seal can be effectively protected from being easily obtained or embezzled by other people through hidden carrying, the safety of the seal is improved, and the seal is convenient to use. The method is particularly important for users who need to frequently carry seals and have certain requirements on safety.

This utility model discloses an anti-theft device for an electrical control cabinet, relating to the field of electrical control cabinet technology. Its key technical features include: a cabinet body with hinged doors on both sides of the operating opening on the side wall; a limiting frame is fixedly installed on the inner wall of the cabinet body at the operating opening, forming a limiting groove with the inner wall of the cabinet, which is adapted to the door; a proximity switch, a camera component, and a voice broadcast component are installed on the limiting frame; when the door leaves the limiting frame, the proximity switch activates the camera component and the voice broadcast component, with the voice broadcast component playing an anti-theft warning. This utility model can enhance deterrence and reduce the possibility of theft.

The invention belongs to the technical field of automatic driving perception attack confrontation, and particularly relates to a reverse neural network hidden attack method and system based on automatic driving perception, and the method comprises the steps: selecting an original image; classifying and identifying the original image to obtain an attack type; extracting and learning the features of the image of the attack type to obtain difference information, and updating the guide direction for generating the attack image; processing the original image and the attack image based on wavelet decomposition to obtain respective multi-scale image information; residual features in the multi-scale information are extracted through the first network system; exchanging the target image information and the attack image information based on nonlinear transformation to obtain wavelet information; inversely transforming the wavelet information to form a antagonistic image; classifying and identifying the adversarial image, and generating an adversarial loss function value; and adjusting the exchange process of the attack image information and the target image information according to the loss function value until the obtained adversarial loss function value is within the threshold range, and attacking the original image by the output adversarial image.

The invention relates to a pig raising method using an assembled intelligent piglet incubator, and belongs to the field of animal husbandry engineering. The bottom plate, the front panel, the side panels and the rear panel of the assembled intelligent piglet incubator body are connected in a plug-in manner through screws and nut holes; the bottom plate is an electric heating plate, and the infrared lamp and the temperature probe are suspended on the cover plate and connected with a control center; the temperature control center is mounted on the cover plate; one end of an electric wire is connected with the bottom plate electric heating plate and penetrates through the panels through the wire grooves, the other end of the electric wire is connected with a control center, and the electric wire between the panels is connected through a plug and a socket. The invention provides a novel pig raising mode, adapts to the development trend of factory intelligent pig raising, adopts component design, can be assembled and disassembled, ingeniously designs dual heating of an electric heating plate and an infrared lamp, achieves accurate and automatic temperature control, and is convenient to transport, simple to mount and convenient to maintain and replace accessories; the method is not only suitable for intensive pig farm production, but also suitable for farmers to raise pigs.

The utility model belongs to the technical field of intelligent old-age care, and particularly relates to an indoor space retention and behavior recognition system. The indoor space retention and behavior recognition system comprises personnel activity detection devices which are installed on wall surfaces or roofs of all spaces in a whole house, and wireless infrared sensors are selected as the personnel activity detection devices; the sleep detector is a sleep belt, and the sleep belt is transversely laid at the chest position of the person under guardianship after the person under guardianship lies down. The closestool water tank water level detection device is installed in a closestool water tank, and the closestool vibration detection device is installed on a corrugated pipe of a closestool. The intelligent socket is arranged in a kitchen, at least one intelligent socket is arranged and indicates the type of electric appliances connected with the kitchen, and the gateway is in communication connection with the personnel activity detection device, the sleep detector, the closestool water tank water level detection device or the closestool vibration detection device and the refrigerator door opening and closing detection device and is in communication connection with the far-end centralized processor. Under the condition of not influencing and changing daily living habits of the elderly, behavior recognition and monitoring are comprehensively performed on the elderly, and the safety of the elderly living alone is ensured while the life of the elderly is not interfered.

This utility model discloses a telescopic frame structure and a two-wheeled vehicle, including an upper frame body and a lower frame body arranged vertically and telescopically connected. The upper frame body includes an upper crossbeam for connecting to the front wheel of the handlebars, extending along a first direction. The lower frame body includes a lower crossbeam, a lower support member, and a locking assembly for locking or releasing the upper and lower crossbeams. The lower crossbeam extends along the first direction. The upper and lower crossbeams are telescopically connected in a surface-fitting manner along the first direction. The upper end of the lower support member is connected to the lower crossbeam, and the lower end of the lower support member extends away from the upper crossbeam. This telescopic frame structure has good stability, is easy and quick to operate, and can be telescopically extended manually or electrically. It will not damage the vehicle's paint finish during the extension and retraction process due to friction and compression. Different types and sizes of vehicle models using this telescopic frame structure can achieve telescopic functionality. It is compact, easy to package and transport, and reduces transportation costs.